National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2014-7817 Detail


The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".

Source:  MITRE      Last Modified:  11/24/2014

Quick Info

CVE Dictionary Entry:
Original release date:
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CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:L/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source CONFIRM Vendor Advisory External Source CONFIRM Vendor Advisory External Source SUSE openSUSE-SU-2015:0351 Vendor Advisory External Source REDHAT RHSA-2014:2023 External Source MLIST [oss-security] 20141120 CVE-2014-7817 glibc: command execution in wordexp() with WRDE_NOCMD specified External Source SECUNIA 62100 External Source SECUNIA 62146 Vendor Advisory External Source DEBIAN DSA-3142 External Source CONFIRM External Source BID 71216 External Source UBUNTU USN-2432-1 External Source XF gnu-glibc-cve20147817-command-exec(98852) External Source GENTOO GLSA-201602-02 External Source CONFIRM;a=commitdiff;h=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c External Source CONFIRM;a=commitdiff;h=a39208bd7fb76c1b01c127b4c61f9bfd915bfe7c Vendor Advisory External Source MLIST [libc-alpha] 20141119 [COMMITTED] CVE-2014-7817: wordexp fails to honour WRDE_NOCMD.

Technical Details

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